<template>
  <div :class="{fullscreen:fullscreen}" class="tinymce-container" :style="{width:containerWidth}">
    <textarea :id="tinymceId" class="tinymce-textarea" placeholder="请输入内容" />
    <!--    <div class="editor-custom-btn-container">-->
    <!--      <editorImage color="#1890ff" class="editor-upload-btn" @successCBK="imageSuccessCBK" />-->
    <!--    </div>-->
  </div>
</template>

<script>
/**
 * docs:
 * https://panjiachen.github.io/vue-element-admin-site/feature/component/rich-editor.html#tinymce
 */
import editorImage from './components/EditorImage'
import plugins from './plugins'
import toolbar from './toolbar'
import load from './dynamicLoadScript'
import {uploadImage,uploadMedium} from './tinymce_axios'
// why use this cdn, detail see https://github.com/PanJiaChen/tinymce-all-in-one
const version = 'tinymce_5.10.9'
let tinymceCDN1;
if(process.env.NODE_ENV == "development"){
  tinymceCDN1 = window.location.origin + '/'+version+'/tinymce.min.js'
}else{
  //打包改成这个地址
  tinymceCDN1 = window.location.origin + '/dist/'+version+'/tinymce.min.js'
}
export default {
  name: 'Tinymce',
  components: { editorImage },
  props: {
    id: {
      type: String,
      default: function() {
        return 'vue-tinymce-' + +new Date() + ((Math.random() * 1000).toFixed(0) + '')
      }
    },
    value: {
      type: String,
      default: ''
    },
    toolbar: {
      type: Array,
      required: false,
      default() {
        return []
      }
    },
    menubar: {
      type: String,
      default: 'file edit insert view format table'
    },
    height: {
      type: [Number, String],
      required: false,
      default: 360
    },
    width: {
      type: [Number, String],
      required: false,
      default: 'auto'
    }
  },
  data() {
    return {
      hasChange: false,
      hasInit: false,
      tinymceId: this.id,
      fullscreen: false,
      languageTypeList: {
        'en': 'en',
        'zh': 'zh_CN',
        'es': 'es_MX',
        'ja': 'ja'
      }
    }
  },
  computed: {
    containerWidth() {
      const width = this.width
      if (/^[\d]+(\.[\d]+)?$/.test(width)) { // matches `100`, `'100'`
        return `${width}px`
      }
      return width
    }
  },
  watch: {
    value(val) {
      if (!this.hasChange && this.hasInit) {
        this.$nextTick(() =>
          window.tinymce.get(this.tinymceId).setContent(val || ''))
      }
    }
  },
  mounted() {
    this.init()
  },
  activated() {
    if (window.tinymce) {
      this.initTinymce()
    }
  },
  deactivated() {
    this.destroyTinymce()
  },
  destroyed() {
    this.destroyTinymce()
  },
  methods: {
    init() {
      // dynamic load tinymce from cdn
      load(tinymceCDN1, (err) => {
        if (err) {
          this.$message.error(err.message)
          return
        }
        if(process.env.NODE_ENV == "development"){
          //调试
          window.tinymce.baseURL = window.location.origin + '/'+version
        }else{
          //打包改成这个地址
          window.tinymce.baseURL = window.location.origin + '/dist/'+version
        }
        this.initTinymce()
      })

    },
    initTinymce() {
      const _this = this
      window.tinymce.init({
        selector: `#${this.tinymceId}`,
        language: 'zh-Hans',
        height: this.height,
        body_class: 'panel-body ',
        object_resizing: false,
        menubar: this.menubar,
        toolbar_mode:'sliding',
        //toolbar: this.toolbar.length > 0 ? this.toolbar : toolbar,
        //plugins: plugins,
        //1.uniapp不支持后端传iframe，2.Tinymce 6.0以上bdmap地图插件无法使用
        plugins: [
          // 'bdmap',
          'advlist', 'autolink', 'link', 'image', 'lists', 'charmap', 'preview', 'anchor', 'pagebreak',
          'searchreplace', 'wordcount', 'visualblocks', 'code','codesample', 'fullscreen', 'insertdatetime', 'media',
          'table', 'emoticons', 'template', 'help'
        ],
        toolbar:
          // 'bdmap '+
          'undo redo | styles | bold italic | alignleft aligncenter alignright alignjustify | ' +
          'bullist numlist outdent indent | link image | print preview media fullscreen| ' +
          'forecolor backcolor emoticons | help |code|codesample|table',
        bdmap_options: {
          width: 560,
          height: 360,
          outputIframe: 'https://unpkg.com/@npkg/tinymce-plugins',
          apiKey: 'inq8wMBH8BNAGwlWFYXQC07LGoCtIOOb'
        },
        end_container_on_empty_block: true,
        powerpaste_word_import: 'clean',
        code_dialog_height: 450,
        code_dialog_width: 1000,
        advlist_bullet_styles: 'square',
        advlist_number_styles: 'default',
        imagetools_cors_hosts: ['www.tinymce.com', 'codepen.io'],
        default_link_target: '_blank',
        file_picker_types: 'file media',//上传本地视频
        file_picker_callback: (cb, value, meta) => {
          // 弹出自定义的媒体上传窗口
          let input = document.createElement('input');
          input.setAttribute('type', 'file');
          input.setAttribute('accept', '.mp3,.mp4');
          input.setAttribute('name', 'media');
          input.onchange = function() {
            var file = this.files[0];
            // 文件上传处理，返回文件信息
              const token = _this.$store.getters.token;
              const formData = new FormData();
              formData.append('token', token);
              formData.append('file', file);
              uploadMedium(formData).then((res) => {
                console.log("res",res)
                cb(res.path,{ text: '文件' });
              }).catch(err => {
                cb('')
                console.log(err);
              });
          };
          input.click();
        },
        link_title: false,
        //images_upload_url:process.env.VUE_APP_BASE_API+'/admin/index/headUpload',
        nonbreaking_force_tab: true, //插入不间断空格；需要非中断空间插件
        //fontsize_formats: "8px 10px 12px 14px 16px 18px 20px 22px 24px 26px 28px 30px 34px 36px",
        fontsize_formats: "8px 10px 12px 14px 18px 24px 36px",
        font_formats: "微软雅黑='微软雅黑';宋体='宋体';黑体='黑体';仿宋='仿宋';楷体='楷体';隶书='隶书';幼圆='幼圆';Andale Mono=andale mono,times;Arial=arial,helvetica,sans-serif;Arial Black=arial black,avant garde;Book Antiqua=book antiqua,palatino;Comic Sans MS=comic sans ms,sans-serif;Courier New=courier new,courier;Georgia=georgia,palatino;Helvetica=helvetica;Impact=impact,chicago;Symbol=symbol;Tahoma=tahoma,arial,helvetica,sans-serif;Terminal=terminal,monaco;Times New Roman=times new roman,times;Trebuchet MS=trebuchet ms,geneva;Verdana=verdana,geneva;Webdings=webdings;Wingdings=wingdings",
        init_instance_callback: editor => {
          if (_this.value) {
            editor.setContent(_this.value)
          }
          _this.hasInit = true
          editor.on('NodeChange Change KeyUp SetContent', () => {
            this.hasChange = true
            this.$emit('input', editor.getContent())
          })
        },
        setup(editor) {
          editor.on('FullscreenStateChanged', (e) => {
            _this.fullscreen = e.state
          })
        },
        // it will try to keep these URLs intact
        // https://www.tiny.cloud/docs-3x/reference/configuration/Configuration3x@convert_urls/
        // https://stackoverflow.com/questions/5196205/disable-tinymce-absolute-to-relative-url-conversions
        convert_urls: false
        // 整合七牛上传
        // images_dataimg_filter(img) {
        //   setTimeout(() => {
        //     const $image = $(img);
        //     $image.removeAttr('width');
        //     $image.removeAttr('height');
        //     if ($image[0].height && $image[0].width) {
        //       $image.attr('data-wscntype', 'image');
        //       $image.attr('data-wscnh', $image[0].height);
        //       $image.attr('data-wscnw', $image[0].width);
        //       $image.addClass('wscnph');
        //     }
        //   }, 0);
        //   return img
        // },

        // version = 'tinymce_5.0'
        ,images_upload_handler(blobInfo, success, failure, progress) {
          // progress(0);
          const token = _this.$store.getters.token;
          const formData = new FormData();
          formData.append('token', token);
          formData.append('file', blobInfo.blob());
          uploadImage(formData).then((res) => {
            if(res.status==200){
              // progress(100);
              success(res.path);
            }else {
              failure('图片上传失败！')
            }

          }).catch(err => {
            failure('出现未知问题，刷新页面，或者联系程序员')
            console.log(err);
          });
        },
      // version = 'tinymce_6.0'
      //   ,images_upload_handler(blobInfo, progress) {
      //     return new Promise((resolve, reject) => {
      //       const token = _this.$store.getters.token;
      //       const formData = new FormData();
      //       formData.append('token', token);
      //       formData.append('file', blobInfo.blob());
      //         uploadImage(formData).then((res) => {
      //         console.log("res",res)
      //         resolve(res.path);
      //       }).catch(err => {
      //         reject('出现未知问题，刷新页面，或者联系开发人员')
      //         console.log(err);
      //       });
      //     }
      //     )
      // },

      })
    },
    destroyTinymce() {
      const tinymce = window.tinymce.get(this.tinymceId)
      if (this.fullscreen) {
        tinymce.execCommand('mceFullScreen')
      }

      if (tinymce) {
        tinymce.destroy()
      }
    },
    setContent(value) {
      window.tinymce.get(this.tinymceId).setContent(value)
    },
    getContent() {
      window.tinymce.get(this.tinymceId).getContent()
    },
    imageSuccessCBK(arr) {
      arr.forEach(v => window.tinymce.get(this.tinymceId).insertContent(`<img class="wscnph" src="${v.url}" >`))
    }
  }
}
</script>

<style lang="scss" scoped>
.tinymce-container {
  position: relative;
  line-height: normal;
}

.tinymce-container {
  ::v-deep {
    .mce-fullscreen {
      z-index: 10000;
    }
  }
}

.tinymce-textarea {
  visibility: hidden;
  z-index: -1;
}

.editor-custom-btn-container {
  position: absolute;
  right: 4px;
  top: 4px;
  /*z-index: 2005;*/
}

.fullscreen .editor-custom-btn-container {
  z-index: 10000;
  position: fixed;
}

.editor-upload-btn {
  display: inline-block;
}
</style>
